Rhytiodus

Rhytiodus is a genus of headstander from the Amazon Basin in South America. There are currently four described species.

Species

 * Rhytiodus argenteofuscus Kner, 1858
 * Rhytiodus elongatus (Steindachner, 1908)
 * Rhytiodus lauzannei Géry, 1987
 * Rhytiodus microlepis Kner, 1858